CN112127720A - Mechanism for reducing power consumption of electronic padlock - Google Patents
Mechanism for reducing power consumption of electronic padlock Download PDFInfo
- Publication number
- CN112127720A CN112127720A CN202011279816.4A CN202011279816A CN112127720A CN 112127720 A CN112127720 A CN 112127720A CN 202011279816 A CN202011279816 A CN 202011279816A CN 112127720 A CN112127720 A CN 112127720A
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- Prior art keywords
- lock
- electromagnet
- lock pin
- shifting piece
- lock beam
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 238000012795 verification Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 12
- 230000001960 triggered effect Effects 0.000 description 2
- 240000007643 Phytolacca americana Species 0.000 description 1
- 235000009074 Phytolacca americana Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B67/00—Padlocks; Details thereof
- E05B67/06—Shackles; Arrangement of the shackle
- E05B67/22—Padlocks with sliding shackles, with or without rotary or pivotal movement
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/04—Spring arrangements in locks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/06—Controlling mechanically-operated bolts by electro-magnetically-operated detents
- E05B47/0603—Controlling mechanically-operated bolts by electro-magnetically-operated detents the detent moving rectilinearly
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0048—Circuits, feeding, monitoring
- E05B2047/0065—Saving energy
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Lock And Its Accessories (AREA)
Abstract
A mechanism for reducing the power consumption of an electronic padlock relates to the technical field of electronic locks, solves the technical defects of poor cruising ability and inconvenient use of the existing electronic padlock, and comprises a lock beam, a lock body, a lock pin spring, a lock beam ejection spring, an electromagnet control circuit and an identity authentication module; the lock also comprises a lock beam pressing detection switch and an electromagnet shifting piece; one end of the electromagnet shifting piece is matched with the lock beam to push, the other end of the electromagnet shifting piece is correspondingly connected with the bottom end of the iron core shaft of the electromagnet, and when the lock beam continues to be pressed down after being positioned at the locking position, the electromagnet shifting piece shifts the iron core shaft of the electromagnet to contract; and the electromagnet control circuit controls the electromagnet to be electrified for state keeping within a preset time after the identity authentication module is verified to be pressed and conducted with the lock beam pressing detection switch. The electromagnet only needs to keep current when working, only 10% of the working current, and does not need to adopt large current to work, thereby achieving micro-power consumption work, improving the endurance of the traditional electronic padlock and being convenient to use.
Description
Technical Field
The invention relates to the technical field of electronic locks, in particular to an improvement aspect of an electromagnet driving mechanism of an electronic padlock.
Background
The traditional electronic padlock is generally controlled by an electromagnet in a lock body to move, for a general electromagnet, an iron core is changed into retraction or extension from an original extension or retraction state after the electromagnet is powered on, the power consumption required by the action of the electromagnet is large, the space of the lock body of the electronic padlock is limited, the capacity of a battery arranged in the lock body is extremely limited, the action of the electromagnet can quickly consume electric quantity, the cruising ability of the electronic padlock is influenced, and the electronic padlock is inconvenient to use.
Disclosure of Invention
In summary, the present invention provides a mechanism for reducing power consumption of an electronic padlock, which solves the technical problems of poor endurance and inconvenient use of the conventional electronic padlock.
In order to solve the technical defects provided by the invention, the technical scheme is as follows:
a mechanism for reducing power consumption of an electronic padlock comprises a lock beam, a lock body, a lock pin spring, a lock beam ejection spring, an electromagnet control circuit and an identity authentication module; two ends of the lock beam are respectively inserted into the lock body; the lock pin is arranged in the lock body, one end of the lock pin is matched and elastically abutted with the locking clamping groove on the side wall of the lock beam, and the other end of the lock pin is elastically abutted with the lock pin spring; the lock beam ejection spring is arranged in the lock body and is elastically butted with the end part of the long arm end of the lock beam; the iron core shaft of the electromagnet is connected with the lock pin in a matching way; the identity authentication module is connected with the electromagnet control circuit, and the electromagnet control circuit is connected with and controls the electromagnet to stretch and retract; the method is characterized in that: the lock also comprises a lock beam pressing detection switch and an electromagnet shifting piece; the upper side wall of the locking clamping groove of the lock pin is a chamfered surface; the lock beam pressing detection switch is arranged at the lower position in the lock body corresponding to the end part of the lock beam, and is used for detecting that the lock beam continues to be pressed down after being positioned at a locking position and providing a starting signal for the electromagnet control circuit to control the electromagnet to be electrified; the electromagnet shifting piece is arranged in the lock body and is rotationally connected with the inner wall of the lock body through a rotating shaft, the rotating shaft enables the electromagnet shifting piece to form a lever structure, one end of the electromagnet shifting piece is matched with the lock beam to push, the other end of the electromagnet shifting piece is correspondingly connected with the bottom end of the iron core shaft of the electromagnet, when the lock beam continues to be pressed down after being in the locking position, the electromagnet shifting piece shifts the iron core shaft of the electromagnet to contract, and the top end of the iron core shaft of the electromagnet extends to the front of the upper locking position where the blocking lock pin extends; and the electromagnet control circuit controls the electromagnet to be electrified for state keeping within a preset time after the identity authentication module is verified to be pressed and conducted with the lock beam pressing detection switch.
The technical scheme for further limiting the invention comprises the following steps:
a lock pin guide groove for accommodating a lock pin and a lock pin spring is arranged in the lock body; the lock pin is vertically provided with a positioning pin, and the lock pin guide groove is provided with a positioning groove for extending the positioning pin and positioning the extending stroke of the lock pin; the electromagnet poking piece is used for poking and contracting, and the electromagnet iron core shaft in the electrified state is matched with the positioning pin to prevent the locking pin from extending out under the elastic force action of the locking pin spring.
The locking clamping groove is arranged on the inner side of the short arm end of the lock beam; the inner side of the long arm end of the lock beam is also provided with a second locking clamping groove with the same structure as the locking clamping groove; an anti-insertion lock pin guide groove is formed in the lock body, an anti-insertion lock pin matched with the second locking clamping groove for locking is arranged in the anti-insertion lock pin guide groove, and an anti-insertion lock pin spring for applying elastic force to the anti-insertion lock pin in the direction of the second locking clamping groove is further arranged in the anti-insertion lock pin guide groove; the anti-mortise lock pin is provided with an iron core clearance groove corresponding to the electromagnet, an iron core shaft is inserted below the anti-mortise lock pin through the iron core clearance groove, a locking fixture block is arranged at the position, below the anti-mortise lock pin, of the iron core shaft, a locking fixture block positioning groove is arranged on the lower surface of the anti-mortise lock pin, and the locking fixture block is arranged in the locking fixture block positioning groove when the anti-mortise lock pin returns under the pushing action of a lock beam, so that the anti-mortise lock pin is locked.
The side wall of the long arm end of the lock beam is provided with an anti-falling bayonet lock, and the anti-falling bayonet lock is positioned above the electromagnet shifting piece and is in push fit with the electromagnet shifting piece.
The lock body comprises a front shell and a rear shell, the front shell and the rear shell are riveted and buckled to form a cavity, a blocking piece is arranged on the top surface in the cavity, and two through holes corresponding to the lock beam are formed in the blocking piece.
The identity authentication module is a fingerprint authentication module.
Or, the identity authentication module is a password authentication module.
The identity authentication module is connected with a Bluetooth communication module.
The invention has the beneficial effects that: according to the invention, after the identity of an operator is verified by the identity verification module, the lock beam is pressed in a locking state, the electromagnet shifting piece is used for manually reversing the state of the iron core of the electromagnet in advance, the lock beam is triggered to press the detection switch, so that the electromagnet is electrified to keep the state temporarily, the locking related part is limited, and after the lock beam is released, the lock can be changed into an opening state under the action of the lock beam ejection spring. The invention is characterized in that the electromagnet is driven by a mechanical structure, so that the electromagnet only needs to keep current when working, the keeping current is only 10% of the working current, and the electromagnet does not need to work by adopting large current, thereby achieving the micro-power consumption work, improving the endurance of the traditional electronic padlock and being convenient to use.
Drawings
FIG. 1 is a schematic structural view of the present invention in a locked state;
FIG. 2 is a schematic view of the present invention after being pressed before unlocking;
FIG. 3 is a schematic view of the internal structure of FIG. 2;
FIG. 4 is a schematic view of the unlocked state of the present invention;
fig. 5 is an exploded view of the present invention.
Detailed Description
The structure of the present invention will be further described with reference to the accompanying drawings and preferred embodiments of the present invention.
Referring to fig. 1 to 5, the mechanism for reducing power consumption of an electronic padlock according to the present invention includes a lock beam 1, a lock body 2, a lock pin 3, a lock pin spring 4, a lock beam ejection spring 5, an electromagnet 6, an electromagnet control circuit, and an identity authentication module; two ends of the lock beam 1 are respectively inserted into the lock body 2; the lock pin 3 is arranged in the lock body 2, one end of the lock pin 3 is matched and elastically abutted with the locking clamping groove 11 on the side wall of the lock beam 1, and the other end of the lock pin 3 is elastically abutted with the lock pin spring 4; the lock beam ejection spring 5 is arranged in the lock body 2 and is elastically butted with the end part of the long arm end of the lock beam 1; the iron core shaft of the electromagnet 6 is matched and connected with the lock pin 3; the identity authentication module is connected with an electromagnet control circuit, and the electromagnet control circuit is connected with and controls the electromagnet 6 to stretch and contract; the difference of the invention from the traditional padlock is that the invention also comprises a lock beam pressing detection switch 7 and an electromagnet shifting piece 8.
Specifically, the upper side wall of the locking clamping groove 11 of the lock pin 3 is a chamfered surface, the lock beam 1 is pressed down in the locking state, the lock pin 3 compresses the lock pin spring 4 to retreat under the action of the chamfered surface of the locking clamping groove 11, the lock pin 3 is separated from the locking clamping groove 11 and elastically abuts against the side wall of the lock beam 1, and the state shown in fig. 2 is achieved.
The lock beam pressing detection switch 7 is arranged at the lower position in the lock body 2 corresponding to the end part of the lock beam 1, and is used for detecting that the lock beam 1 continues to be pressed down after being positioned at a locking position, and providing a starting signal for controlling the electromagnet to be electrified by the electromagnet control circuit; namely, after the lock pin 3 is separated from the locking clamping groove 11 and elastically abuts against the side wall of the lock beam 1, the lock beam presses the detection switch 7 to be triggered.
The electromagnet shifting piece 8 is arranged in the lock body 2, the electromagnet shifting piece 8 is rotatably connected with the inner wall of the lock body 2 through a rotating shaft 81, the rotating shaft 81 enables the electromagnet shifting piece 8 to form a lever structure, one end of the electromagnet shifting piece 8 is matched with the lock beam 1 to push, the other end of the electromagnet shifting piece 8 is correspondingly connected with the bottom end of the iron core shaft of the electromagnet 6, when the lock beam 1 continues to be pressed down after being positioned at a locking position, the electromagnet shifting piece 8 shifts the iron core shaft 61 of the electromagnet 6 to shrink, and the top end of the iron core shaft 61 of the electromagnet 6 extends to the front of the locking pin 3 which is prevented from; that is, the electromagnet shifting piece 8 is equivalent to a lever, and in the locking state of the invention, when the lock beam 1 is pressed down, one end of the electromagnet shifting piece 8 is pressed down, the other end of the electromagnet shifting piece pushes the bottom end of the iron core shaft of the electromagnet 6 to move upwards, and the spring sleeved on the iron core shaft 61 of the electromagnet 6 is compressed. After the iron core shaft 61 of the electromagnet 6 is contracted, the top end of the iron core shaft 61 extends to the front of the position preventing the lock pin 3 from extending to the upper locking position, if the electromagnet 6 is electrified at the moment, the lock beam 1 is loosened, although the iron core shaft 61 of the electromagnet 6 loses the upward thrust of the electromagnet shifting piece 8, the iron core shaft 61 of the electromagnet 6 keeps in a static state, the top end of the iron core shaft 61 limits the reset of the lock pin 3 under the action of the lock pin spring 4, the lock pin 3 cannot enter the locking clamping groove 11, one end of the lock beam 1 is separated from the lock body 2 under the action of the lock beam ejection spring 5, and the unlocking is realized, so that the state shown in. After the iron core shaft 61 of the electromagnet 6 contracts, if the electromagnet 6 is not electrified at the moment, the lock beam 1 is loosened, the iron core shaft 61 of the electromagnet 6 is synchronously reset, the lock pin 3 also enters the locking clamping groove 11, and the locking state is still kept.
The electromagnet control circuit controls the electromagnet 6 to be electrified for state keeping within a preset time after the identity authentication module is verified to be pressed and conducted with the lock beam pressing detection switch 7, namely under the condition that the identity authentication module is not verified to be passed through the identity of an operator, only the lock beam pressing detection switch 7 is pressed and conducted, and the electromagnet control circuit does not control the electromagnet 6 to be electrified.
The specific matching structure of the lock pin 3 and the iron core shaft 61 of the electromagnet 6 can be as follows: a lock pin guide groove 21 for accommodating the lock pin 3 and the lock pin spring 4 is arranged in the lock body 2; the lock pin 3 is vertically provided with a positioning pin 31, and the lock pin guide groove 21 is provided with a positioning groove for extending the positioning pin 31 and positioning the extending stroke of the lock pin 3; the electromagnet poking piece 8 pokes and contracts, and the iron core shaft of the electromagnet 6 in the electrified state is matched with the positioning pin 31 to prevent the lock pin 3 from extending under the elastic force action of the lock pin spring 4. As shown in fig. 4, the positioning pin 31 not only cooperates with the positioning groove to limit the leftward movement distance, but also cooperates with the iron core shaft 61 of the electromagnet 6 to block it.
In order to improve the reliability of the invention, the locking clamping groove 11 is arranged at the inner side of the short arm end of the lock beam 1; a second locking clamping groove 12 with the same structure as the locking clamping groove 11 is also arranged on the inner side of the long arm end of the lock beam 1; an anti-insertion lock pin guide groove 22 is formed in the lock body 2, an anti-insertion lock pin 9 which is matched with the second locking clamping groove 12 for locking is arranged in the anti-insertion lock pin guide groove 22, and an anti-insertion lock pin spring 91 which applies elasticity towards the second locking clamping groove 12 to the anti-insertion lock pin 9 is further arranged in the anti-insertion lock pin guide groove 22; the anti-mortise lock pin 9 is provided with an iron core clearance groove corresponding to the electromagnet 6, an iron core shaft is inserted below the anti-mortise lock pin 9 through the iron core clearance groove, a locking fixture block 62 is arranged at the position, below the anti-mortise lock pin 9, of the iron core shaft, a locking fixture block positioning groove is arranged on the lower surface of the anti-mortise lock pin 9, the locking fixture block 62 is arranged in the locking fixture block positioning groove under the condition that the anti-mortise lock pin 9 is pushed to retreat under the action of a lock beam (1), the anti-mortise lock pin 9 is locked, namely the upper end of the iron core shaft 61 of the electromagnet 6 is matched with the lock pin 3, and the lower end of the iron core shaft is matched with the anti-mortise lock pin 9.
The specific structure of the lock beam 1 and the electromagnet shifting piece 8 can be as follows: the long arm end side wall of the lock beam 1 is provided with an anti-falling bayonet lock 13, and the anti-falling bayonet lock 13 is positioned above the electromagnet shifting piece 8 and is in push fit with the electromagnet shifting piece 8.
The specific structure of the lock body 2 can be that the lock body comprises a front shell and a rear shell, the front shell and the rear shell are riveted and buckled to form a cavity, a blocking piece 10 is arranged on the top surface in the cavity, and two through holes corresponding to the lock beam 1 are formed in the blocking piece 10.
The identity authentication module can be an existing fingerprint authentication module and also can be a password authentication module, and can also be connected with a Bluetooth communication module on the identity authentication module simultaneously as required, so that the identity authentication operation before intelligent unlocking is carried out in a Bluetooth communication mode through a smart phone.
Claims (8)
1. A mechanism for reducing power consumption of an electronic padlock comprises a lock beam (1), a lock body (2), a lock pin (3), a lock pin spring (4), a lock beam ejection spring (5), an electromagnet (6), an electromagnet control circuit and an identity verification module; two ends of the lock beam (1) are respectively inserted into the lock body (2); the lock pin (3) is arranged in the lock body (2), one end of the lock pin (3) is matched and elastically abutted with the locking clamping groove (11) on the side wall of the lock beam (1), and the other end of the lock pin (3) is elastically abutted with the lock pin spring (4); the lock beam ejection spring (5) is arranged in the lock body (2) and is elastically butted with the end part of the long arm end of the lock beam (1); an iron core shaft of the electromagnet (6) is connected with the lock pin (3) in a matching way; the identity authentication module is connected with an electromagnet control circuit, and the electromagnet control circuit is connected with and controls the electromagnet (6) to stretch and retract; the method is characterized in that:
the lock also comprises a lock beam pressing detection switch (7) and an electromagnet shifting piece (8); the upper side wall of a locking clamping groove (11) of the lock pin (3) is a chamfered surface; the lock beam pressing detection switch (7) is arranged at the lower position in the lock body (2) corresponding to the end part of the lock beam (1) and is used for detecting that the lock beam (1) continues to be pressed down after being positioned at a locking position and providing a starting signal for controlling the electromagnet to be electrified by the electromagnet control circuit;
the electromagnet shifting piece (8) is arranged in the lock body (2), the electromagnet shifting piece (8) is rotatably connected with the inner wall of the lock body (2) through a rotating shaft (81), the rotating shaft (81) enables the electromagnet shifting piece (8) to form a lever structure, one end of the electromagnet shifting piece (8) is matched with the lock beam (1) to push, the other end of the electromagnet shifting piece is correspondingly connected with the bottom end of an iron core shaft of the electromagnet (6), when the lock beam (1) continues to press down after being in a locking position, the iron core shaft of the electromagnet (6) is shifted by the electromagnet shifting piece (8) to shrink, and the top end of the iron core shaft of the electromagnet (6) extends out to the front of the lock pin (3) which extends out of the;
and the electromagnet control circuit controls the electromagnet (6) to be electrified for state keeping within a preset time after the identity authentication module is verified to be pressed and conducted with the lock beam pressing detection switch (7).
2. A mechanism for reducing power consumption of an electronic padlock as recited in claim 1, wherein: a lock pin guide groove (21) for accommodating the lock pin (3) and the lock pin spring (4) is arranged in the lock body (2); the lock pin (3) is vertically provided with a positioning pin (31), and the lock pin guide groove (21) is provided with a positioning groove for extending the positioning pin (31) and positioning the extending stroke of the lock pin (3); the electromagnet shifting piece (8) shifts to contract, and an iron core shaft of the electromagnet (6) in a power-on state is matched with the positioning pin (31) to prevent the lock pin (3) from extending out under the elastic force action of the lock pin spring (4).
3. A mechanism for reducing power consumption of an electronic padlock as recited in claim 1, wherein: the locking clamping groove (11) is arranged on the inner side of the short arm end of the lock beam (1).
4. A mechanism for reducing power consumption of an electronic padlock as recited in claim 1, wherein: the lock is characterized in that an anti-falling bayonet lock (13) is arranged on the side wall of the long arm end of the lock beam (1), and the anti-falling bayonet lock (13) is located above the electromagnet shifting piece (8) and is in pushing fit with the electromagnet shifting piece (8).
5. A mechanism for reducing power consumption of an electronic padlock as recited in claim 1, wherein: the lock body (2) comprises a front shell and a rear shell, the front shell and the rear shell are riveted and buckled to form a cavity, a blocking piece (10) is arranged on the top surface in the cavity, and two through holes corresponding to the lock beam (1) are formed in the blocking piece (10).
6. A mechanism for reducing power consumption of an electronic padlock as recited in claim 1, wherein: the identity authentication module is a fingerprint authentication module.
7. A mechanism for reducing power consumption of an electronic padlock as recited in claim 1, wherein: the identity authentication module is a password authentication module.
8. A mechanism for reducing power consumption of an electronic padlock as claimed in claim 6 or claim 7, wherein: the identity authentication module is connected with a Bluetooth communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011279816.4A CN112127720A (en) | 2020-11-16 | 2020-11-16 | Mechanism for reducing power consumption of electronic padlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011279816.4A CN112127720A (en) | 2020-11-16 | 2020-11-16 | Mechanism for reducing power consumption of electronic padlock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112127720A true CN112127720A (en) | 2020-12-25 |
Family
ID=73852408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011279816.4A Pending CN112127720A (en) | 2020-11-16 | 2020-11-16 | Mechanism for reducing power consumption of electronic padlock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112127720A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2199217A1 (en) * | 1997-03-05 | 1998-09-05 | Michael Reed Thomas | Digital electronic lock |
| JP3150956U (en) * | 2009-03-23 | 2009-06-04 | 茂暉科技股▲ふん▼有限公司 | padlock |
| CN103366435A (en) * | 2013-08-07 | 2013-10-23 | 深圳市前竞科技有限公司 | Fully-enclosed intelligent electric padlock |
| CN206957390U (en) * | 2017-07-04 | 2018-02-02 | 杭州指安科技股份有限公司 | A kind of fingerprint-based padlock semi-automatic unlocking device |
| CN213898530U (en) * | 2020-11-16 | 2021-08-06 | 深圳市纽贝尔电子有限公司 | Mechanism for reducing power consumption of electronic padlock |
-
2020
- 2020-11-16 CN CN202011279816.4A patent/CN112127720A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2199217A1 (en) * | 1997-03-05 | 1998-09-05 | Michael Reed Thomas | Digital electronic lock |
| JP3150956U (en) * | 2009-03-23 | 2009-06-04 | 茂暉科技股▲ふん▼有限公司 | padlock |
| CN103366435A (en) * | 2013-08-07 | 2013-10-23 | 深圳市前竞科技有限公司 | Fully-enclosed intelligent electric padlock |
| CN206957390U (en) * | 2017-07-04 | 2018-02-02 | 杭州指安科技股份有限公司 | A kind of fingerprint-based padlock semi-automatic unlocking device |
| CN213898530U (en) * | 2020-11-16 | 2021-08-06 | 深圳市纽贝尔电子有限公司 | Mechanism for reducing power consumption of electronic padlock |
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